Rank these real gases according to how closely they resemble an ideal gas. CO, N2, Ne, He, NH3

When burning methane gas, which outcome best demonstrates the law of conservation of mass? A. CH4 → CO2 + H20 B. CH4 + O2→ CO2 + 2H20 C. CH4 + O2 → 2CO2 + 2H20 D. CH4 + 2O2 → CO2 + 2H20

How much heat is required, in calories, to raise the temperature of 57.8g of silver from 17.0oC to 43.5oC, if the specific heat of silver = 0.057cal / goC?

Which of the following represents a change in state? A) rain becomes ground water B) tide water recedes C) an icicle drips D) a snowflake comes to rest

How come there is only 3 C5H12 isomers?

The amount of carbon in the atmosphere is about what percent of the total amount of carbon on earth

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda